package com.csxy.systemmanager.entity;


import com.alibaba.fastjson2.annotation.JSONField;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;

@Data
@NoArgsConstructor
public class LoginUser implements UserDetails {

    //用户信息
    private User user;

    //权限列表
    private List<String> permissions;

    public LoginUser(User user, List<String> permissions) {
        this.user = user;
        this.permissions = permissions;
    }


    //授权信息
    @JSONField(serialize = false)
    private List<SimpleGrantedAuthority> authorities;

    @Override
    public Collection<? extends GrantedAuthority> getAuthorities() {
        //判断是否存在对于授权信息
        if(authorities != null) return  authorities;
        //将权限列表的内容填入到授权
        authorities = permissions.stream().map(SimpleGrantedAuthority::new).
                collect(Collectors.toList());
        return authorities;
    }

    @Override
    public String getPassword() {
        return user.getPassword();
    }

    @Override
    public String getUsername() {
        return user.getUserName();
    }

    @Override
    public boolean isAccountNonExpired() {
        return true;
    }

    @Override
    public boolean isAccountNonLocked() {
        return true;
    }

    @Override
    public boolean isCredentialsNonExpired() {
        return true;
    }

    @Override
    public boolean isEnabled() {
        return true;
    }
}
